2025hbn

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Information

Transient

Name: SN2025hbn
Right ascension: 8h20m11.22s
Declination: 38d56m11.44s
Discovery Date: April 7, 2025, 5:54 a.m.
Classification: SN Ia
Redshift: 0.040000
MW E(B-V): 0.036

Host

Name: 2025hbn
Right ascension: 8h20m10.54s
Declination: 38d56m05.11s
Redshift: 0.041119
Photometric Redshift: 0.045
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 1.89
Cutout download processed 0.7
Global aperture construction processed 0.7
Local aperture photometry processed 6.7
Global aperture photometry processed 6.98
Validate local photometry processed 0.03
Validate global photometry processed 17.6
Host information processed 0.09
Global host SED inference processed 971.44
Local host SED inference processed 380.04
Transient information processed 0.0
Transient MWEBV processed 0.13
Host MWEBV processed 0.12
Log transient processing status processed None
 

Cutout Download Report

2MASS_H: 2MASS_J: 2MASS_K: WISE_W1: WISE_W2: WISE_W3: WISE_W4: GALEX_NUV: GALEX_FUV: PanSTARRS_g: PanSTARRS_r: PanSTARRS_i: PanSTARRS_z: PanSTARRS_y: SDSS_i: SDSS_r: SDSS_u: SDSS_z: SDSS_g: DES_g: DES_r: DES_i: DES_z: DES_Y:
 

Aperture Photometry


Aperture details

RA, DEC (J2000) = 8h20m11.22s, 38d56m11.44s
semi major axis, semi minor axis (arcsec) = 2.46, 2.46
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 4.72 1.84 22.214 0.424 AB
SDSS_g 11.34 1.14 21.263 0.109 AB
DES_g 12.44 0.26 21.163 0.023 AB
PanSTARRS_g 13.93 0.6 21.040 0.046 AB
SDSS_r 16.18 1.46 20.877 0.098 AB
PanSTARRS_r 16.82 0.68 20.835 0.044 AB
SDSS_i 23.6 2.08 20.468 0.096 AB
PanSTARRS_i 24.62 0.66 20.422 0.029 AB
PanSTARRS_z 26.59 1.69 20.338 0.069 AB
SDSS_z 39.62 5.26 19.905 0.144 AB
DES_z 27.61 1.1 20.297 0.043 AB
PanSTARRS_y 35.94 5.01 20.011 0.151 AB

Aperture details

RA, DEC (J2000) = 8h20m10.56s, 38d56m05.56s
semi major axis, semi minor axis (arcsec) = 15.82, 9.45
angle (degrees, anti-clockwise from east) = -141.79

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 76.52 4.84 19.191 0.069 AB
GALEX_NUV 104.02 3.69 18.857 0.038 AB
SDSS_u 168.94 9.41 18.331 0.060 AB
SDSS_g 437.07 6.56 17.299 0.016 AB
DES_g 463.93 1.55 17.234 0.004 AB
SDSS_r 597.45 8.16 16.959 0.015 AB
PanSTARRS_r 661.9 3.38 16.848 0.006 AB
SDSS_i 797.67 11.03 16.645 0.015 AB
PanSTARRS_i 806.04 3.31 16.634 0.004 AB
PanSTARRS_z 808.71 8.39 16.631 0.011 AB
SDSS_z 1086.62 26.18 16.310 0.026 AB
DES_z 824.74 5.86 16.609 0.008 AB
PanSTARRS_y 717.34 24.93 16.761 0.038 AB
2MASS_J 1152.55 268.51 15.351 0.253 Vega
2MASS_H 986.03 440.61 15.048 0.485 Vega
2MASS_K 1648.48 422.63 14.019 0.278 Vega
WISE_W1 538.88 22.28 14.372 0.045 Vega
WISE_W2 311.76 30.3 14.326 0.106 Vega
WISE_W3 837.49 120.17 11.419 0.156 Vega
WISE_W4 1926.93 733.82 9.068 0.413 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.958 8.214 8.345
{\rm log}_{10}({\rm SFR}) -1.844 -1.325 -0.819
{\rm log}_{10}({\rm sSFR}) -10.109 -9.572 -8.836
{\rm stellar\ age} 2.953 6.232 7.787

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.430 -0.959 -0.405
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.193 -0.675 -0.243

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.438 0.863 1.282
\delta -0.259 0.039 0.249
\tau_1/\tau_2 0.667 1.016 1.363
Q_{PAH} 1.032 2.651 4.813
U_{min} 2.827 7.751 14.944
{\rm log}_{10}(\gamma_e)\, -2.874 -1.795 -0.679

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.307 -1.081 -0.101
{\rm log}_{10}(\tau_{AGN})\, 1.020 1.492 1.951

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.955 -1.456 -1.077
0.03-0.10 Gyr -1.947 -1.306 -0.721
0.10-0.33 Gyr -2.382 -1.672 -1.131
0.33-1.09 Gyr -2.619 -1.850 -1.378
1.09-3.60 Gyr -2.567 -1.804 -1.515
3.60-11.88 Gyr -2.679 -1.780 -1.523
11.88-13.21 Gyr -2.864 -1.831 -1.263

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.544 9.654 9.764
{\rm log}_{10}({\rm SFR}) -1.179 -0.257 0.031
{\rm log}_{10}({\rm sSFR}) -10.934 -9.918 -9.587
{\rm stellar\ age} 4.884 6.775 8.663

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.738 -1.424 -1.100
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.956 -1.833 -1.534

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.212 0.327 0.467
\delta 0.081 0.268 0.366
\tau_1/\tau_2 0.360 0.702 1.068
Q_{PAH} 1.066 2.290 4.393
U_{min} 2.703 7.155 14.366
{\rm log}_{10}(\gamma_e)\, -3.587 -3.065 -2.050

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.842 -2.606 -1.991
{\rm log}_{10}(\tau_{AGN})\, 0.882 1.199 1.713

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.562 -1.332 -0.414
0.03-0.10 Gyr -1.155 -0.149 0.185
0.10-0.33 Gyr -0.473 -0.033 0.345
0.33-1.09 Gyr -1.173 -0.373 -0.067
1.09-3.60 Gyr -0.883 -0.292 -0.005
3.60-11.88 Gyr -1.129 -0.337 -0.136
11.88-13.21 Gyr -1.144 -0.222 0.477